I'm looking to buy a racing game on xbox 360.
I already own forza motorsport 2, and i'm looking to buy another one.
These are the games i'm looking at:
Grid
Dirt
Burnout Paradise
Need For Speed Pro Street
Burnout Revenge
Project Gotham Racing 3
Project Gotham Racing 4
Need for Speed Most Wanted
MotoGP'06
Ridge Racer 6
Test Drive Unlimited

Need for Speed Carbon
Sega Rally Revo
MotoGP 07
Need for Speed ProStreet

What is the best racing game on the 360? Also are there any to be released ?